 197TAD20 NACHI 197x290x120mm  Weight 25.5 Kg Thrust ball bearings
  197TAD20 NACHI 197x290x120mm  Weight 25.5 Kg Thrust ball bearings
                                

| Bearing number | 197TAD20 | 
| Size (mm) | 197x290x120 | 
| Brand | NACHI | 
| Bore Diameter (mm) | 197 | 
| Outer Diameter (mm) | 290 | 
| Width (mm) | 120 | 
| d | 197 mm | 
| D | 290 mm | 
| T | 120 mm | 
| ra1 max. | 1 mm | 
| Angle (α) | 60 ° | 
| d1 | 258 mm | 
| r min. | 2.1 mm | 
| r1 min. | 1.1 mm | 
| C | 60 mm | 
| da min. | 230 mm | 
| Da max. | 274 mm | 
| ra max. | 2 mm | 
| Weight | 25.5 Kg | 
| Basic dynamic load rating (C) | 203 kN | 
| Basic static load rating (C0) | 665 kN | 
| (Grease) Lubrication Speed | 1450 r/min | 
 Detailed  Parameters
  Detailed  Parameters
                                     parameter:
  parameter:
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| HCS71901-E-T-P4S Angular contact ball bearings | Outer Diameter :24mm ,Brand:FAG ,Size :12x24x6mm ,Bore Diameter :12mm | 
| 7405 BDF Angular contact ball bearings | d:25 mm ,Brand:ISO ,Size :25x80x42mm ,Bore Diameter :25mm ,Width :42mm ,Outer Diameter :80mm | 
| LM451349/LM451310A Tapered roller bearings | Width :57.15mm ,Bore Diameter :266.7mm ,Brand:NTN ,Outer Diameter :355.6mm ,Size :266.7x355.6x57.15mm | 
| 22234-MB-W33 Spherical roller bearings | Size :170x310x86mm ,Bore Diameter :170mm ,Brand:NKE ,Outer Diameter :310mm | 
| Y-2414 Needle roller bearings | Bore Diameter :38.1mm ,Outer Diameter :47.625mm ,Brand:NSK ,Size :38.1x47.625x22.22mm | 
| SA45ES Plain bearings | Width (B):32.0000 ,Width :32mm ,Bore Dia (d):45.0000 ,Brand:AST ,Bearing Type - steel-on-steel:steelonsteel ,Bore Diameter :45mm | 
| 2LA-HSE930ADG/GNP42 Angular contact ball bearings | Bore Diameter :150mm ,Size :150x210x28mm ,Brand:NTN ,Outer Diameter :210mm | 
| GAC 65 CP Plain bearings | Width :23mm ,Bore Diameter :65mm ,Outer Diameter :100mm ,Size :65x100x23mm ,Brand:ISB | 
| HR32311J Tapered roller bearings | Width :45.5mm ,Bore Diameter :55mm ,Brand:NSK ,Outer Diameter :120mm ,Size :55x120x45.5mm | 
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